Article
Keywords:
Urysohn space; bilipschitz homeomorphism; modulus of continuity; reconstruction theorem; extension theorem
Summary:
We prove some extension theorems involving uniformly continuous maps of the universal Urysohn space. As an application, we prove reconstruction theorems for certain groups of autohomeomorphisms of this space and of its open subsets.
References:
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Reconstruction theorem for homeomorphism groups without small sets and non-shrinking functions of a normed space. Preprint in Math Arxiv. Available at
http://arxiv.org/abs/math/0510120
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On a property of Uryson's universal metric space. Dokl. Akad. Nauk SSSR (N.S.) 101 (1955), 607-610 Russian.
MR 0072454
[6] Urysohn, P. S.: Sur un espace métrique universel I, II. Bull. Sci. Math. 51 (1927), 43-64, 74-90.